/Engine/Plugins/Experimental/Mutable/Source/CustomizableObject/Public/MuCO/CustomizableObjectInstanceDescriptor.h
Given Multilayer Projector name, create a new Multilayer Projector Helper (if non-existent). SeeFMultilayerProjector.
ture if successfully created (or was already created).
bool CreateMultiLayerProjector ( const [FName](API\Runtime\Core\UObject\FName) & ProjectorParamName )